英语词汇fish ladder怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

1
Some, like the two Elwha dams, were built without fish ladders, meaning they serve as completely impenetrable barriers to fish migrations.
一些大坝和这两座埃尔瓦河大坝一样在建造的时候缺乏鱼梯设计，就是说它们完全阻碍了鱼群的洄游。
2
The Australian grayling, a freshwater fish, graduated from "vulnerable" to "near threatened" thanks to fish ladders at dams and other protection measures.
澳大利亚的格雷林，一种淡水鱼，由“弱势”渐变为“濒临威胁”幸好是水坝里的鱼梯和其他保护措施才得以保全。

单词	fish ladder
释义	fish ladder 简明释义鱼梯（鱼类通过水坝的通道）网络释义 1 ?鱼梯 ... Fish Ladders 鱼梯 Marine Life 海洋生物 Plankton 浮游生物 ... 双语例句 1 Some, like the two Elwha dams, were built without fish ladders, meaning they serve as completely impenetrable barriers to fish migrations. 一些大坝和这两座埃尔瓦河大坝一样在建造的时候缺乏鱼梯设计，就是说它们完全阻碍了鱼群的洄游。 2 The Australian grayling, a freshwater fish, graduated from "vulnerable" to "near threatened" thanks to fish ladders at dams and other protection measures. 澳大利亚的格雷林，一种淡水鱼，由“弱势”渐变为“濒临威胁”幸好是水坝里的鱼梯和其他保护措施才得以保全。
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